Help need

i am stuck on this ..

i created a modal on my sales page. when i click on the  product description input filed  a modal appear.

https://postimg.cc/ts2dmHm6

But when i add a new row   and i click the desc input filed  the modal didnt appear . see next image 

https://postimg.cc/47t9ZCwB

i want to appear this modal with dynamicaaly added input filed .  in below am giving the code 

i added the code with attachment 
    

Can anybody help me regarding issue?? advance thanks